With the increase in screen size, today's mobile phones are not as easy to hold as before. "Film cover" seems to have become a standard feature of mobile phones. Although it is a bit heavier to wear, it also gives me a little more sense of security.

It's a pity that behind this full sense of security, there are full of hidden dangers.

The Shenzhen Consumer Council commissioned the Municipal Quality and Consumer Research Institute to conduct chemical index tests on dozens of plastic mobile phone cases on the market, and found that some mobile phone cases contained a variety of harmful substances, which exceeded the limit by 1550 times.

In a certain high temperature environment, the phone case will release harmful substances such as formaldehyde and benzene.

In 2018, the Shenzhen Consumer Council released an experimental effect on mobile phone cases at a press conference. The organization tested more than 30 plastic mobile phone cases from 28 brands, including Apple and Xiaomi mobile phone cases. Among them, the test results show that the content of polycyclic aromatic hydrocarbons in Apple mobile phone cases exceeds the limit by nearly 50 times, and the plasticizer content of Xiaomi mobile phone cases exceeds the limit... These substances have a risk of cancer.

Plasticizers may induce liver cancer. Plasticizers are often used in plastic products, and they are also used as food additives in some foods. However, there are strict regulations on the amount in the world. The tolerance of plasticizers per person per day is 0.025 mg per kilogram. Long-term intake of plasticizers or excessive consumption of plasticizers may cause endocrine disorders in women, damage to male fertility, and even cause liver cancer.

Polycyclic aromatic hydrocarbons are strong carcinogens. Polycyclic aromatic hydrocarbons are hydrocarbons. It has more than 200 organizational forms. It is produced during organic processing, waste, and combustion, and is distributed in the environment where we live. It is a very common environmental